EP 3848359 A4 20220601 - ALDEHYDE ADDUCT TO HEXAFLUOROPROPYLENE OXIDE, METHOD FOR PRODUCING TRIFLUOROPYRUVATE FLUORIDE DIMER, AND METHOD FOR PRODUCING PERFLUORO(2,4-DIMETHYL-2-FLUOROFORMYL-1,3-DIOXOLANE)

Title (en)

ALDEHYDE ADDUCT TO HEXAFLUOROPROPYLENE OXIDE, METHOD FOR PRODUCING TRIFLUOROPYRUVATE FLUORIDE DIMER, AND METHOD FOR PRODUCING PERFLUORO(2,4-DIMETHYL-2-FLUOROFORMYL-1,3-DIOXOLANE)

Title (de)

ALDEHYD-ADDUKT ZU HEXAFLUORPROPYLENOXID, VERFAHREN ZUR HERSTELLUNG VON TRIFLUORACETAT-FLUORIDDIMER UND VERFAHREN ZUR HERSTELLUNG VON PERFLUOR(2,4-DIMETHYL-2-FLUORFORMYL-1,3-DIOXOLAN)

Title (fr)

PRODUIT D'ADDITION D'ALDÉHYDE À L'OXYDE D'HEXAFLUOROPROPYLÈNE, PROCÉDÉ DE PRODUCTION D'UN DIMÈRE DE FLUORURE DE TRIFLUOROPYRUVATE, ET PROCÉDÉ DE PRODUCTION DE PERFLUORO (2,4-DIMÉTHYL-2-FLUOROFORMYL -1,3-DIOXOLANE)

Publication

EP 3848359 A4 20220601 (EN)

Application

EP 19857567 A 20190903

Priority

JP 2018164730 A 20180903
JP 2019086628 A 20190426
JP 2019086640 A 20190426
JP 2019034569 W 20190903

Abstract (en)

[origin: EP3848359A1] Provided is a method of manufacturing a trifluoropyruvyl fluoride dimer, including a reaction step of reacting hexafluoropropylene oxide and aldehyde.

IPC 8 full level

C07D 317/42 (2006.01); C07C 45/59 (2006.01); C07C 49/175 (2006.01); C07C 51/62 (2006.01); C07C 59/135 (2006.01)

CPC (source: EP US)

C07C 45/58 (2013.01 - US); C07C 45/59 (2013.01 - EP); C07C 49/175 (2013.01 - EP); C07C 49/255 (2013.01 - EP); C07C 51/62 (2013.01 - EP); C07C 59/135 (2013.01 - EP); C07C 59/66 (2013.01 - EP); C07D 317/42 (2013.01 - EP US)

C-Set (source: EP)

Citation (search report)

[XI] US 3321517 A 19670523 - STANLEY SELMAN
[XI] US 3404162 A 19681001 - STANLEY SELMAN
[XI] US 3475456 A 19691028 - SELMAN STANLEY
See references of WO 2020050249A1

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DOCDB simple family (publication)

EP 3848359 A1 20210714; EP 3848359 A4 20220601; EP 3848359 B1 20240612; WO 2020050249 A1 20200312

DOCDB simple family (application)

EP 19857567 A 20190903; JP 2019034569 W 20190903